.chat-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .chat-title {
    position: absolute;
    top: 0;
    width: 100%;
    height: 40px;
    line-height: 40px;
    background-color: #D4E0EE;
    text-align: center;
    font-size: 20px;
    z-index: 2;
  }
  .chat-list {
    box-sizing: border-box;
    height: 100%;
    width: 100%;
    padding-top: 40px;
    overflow-y: scroll;
  }
  .chat-list ul {
    margin: 0;
    padding: 0;
  }
  .chat-list li{
    position: relative;
    list-style: none;
    background-color: #F3F3F3;
    padding: 0 15px;
    margin-top: 2px;
    height: 70px;
    line-height: 70px;
    overflow: hidden;
  }
  .chat-list li img {
    width: 60px;
    height: 60px;
    margin-left: 5px;
    margin-top: 5px;
  }
  .chat-list li .name {
    position: absolute;
    left: 90px;
    top: -15px;
  }
  .chat-list li .info {
    position: absolute;
    left: 90px;
    top: 15px;
  }
  .chat-list li .time {
    position: absolute;
    right: 20px;
    top: -15px;
  }
  .chat-window {
    position: fixed;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #F0F0F0;
    z-index: 99999;
  }
  .chat-list::-webkit-scrollbar{
    width: 3px;
  }
  .chat-list::-webkit-scrollbar-thumb{
    background-color: #CBDAEA;
    -webkit-border-radius: 2em;
    -moz-border-radius: 2em;
    border-radius: 2em;
    min-height: 2rem;
    background-clip: padding-box;
    border-radius: 5px;
  }
  .chat-list::-webkit-scrollbar-track {
    background-color: #fff;
  }
  .chat-list::-webkit-scrollbar-track-piece {
    height: 30px;
  }